Support strap



FIG. 1 is a top left perspective view of a support strap showing the new design and engaged to its matching lock bracket;

FIG. 2 is a left side view of the support strap;

FIG. 3 is a front side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top right perspective view thereof; and,

FIG. 6 is a bottom view of the support strap design. 

CLAIM The ornamental design for a support strap, as shown and described. 